QUESTION 1 How much heat will a container of water absorb as if 50.6 grams of water goes from an initial temperature of 25.6 °C to 45.7 °C O 4260 Joules O 901 kJ 1.02J D 1020 J

Q: Time (min) Temperature (°C) 25.00 1 21.70 20.150 18.70 4 17.50 16.80 15.60 7 13.40 8 11.90 10.50 10…

A: Answer: This question is based on the understanding of the phase change of substances.

Q: Which of the following statements is (are) C true about lithium, a Group I element of the Periodic…

A: The facts about LIthium are: It is an alkali metal (group I element). It has an atomic number = 3…

Q: 39. Which of the following species are trigonal planar? 1. CH4 2. NH, 3. BF A D

A: To find: Which among the molecule is having trigonal planar shape? CH4 NH3+ BF3

Q: Question number 3

A: Let C, k, and Kc be the calculated concentration, used beer’s law constant, and calculated…

Q: 25 ml of 1M HCI la0) at 23.4°C was added to 25 ml of 1M NAOH at 23.4'C. The final temperature of the…

A:

Q: 40. When cone H2SO4 and cone HNO3 are mixed, the following reaction occurs: H2SO4 + HNO3 c HSO4 +…

A: according to Bronsted-Lowery the base is a proton acceptor and Specie -1 accept proton and specie…

Q: Benzoic acid is an organic acid with a K₂ = 6.47 x 10-5 at 25.0°C. Calculate the pK₂ of benzoic acid…

A: The value of dissociation constant for benzoic acid =The value of for benzoic acid = ?

Q: ___RbNO3 +__ BeF2 = __Be(NO3 )2 + __RbF the coefficients are   A. (1,2,1,2)   B. (2,1,1,2)…

A:

Q: HBr CH₂Cl2 فمیلی HBr hv

A: Markownikoff rule : The negative part of HBr means Br^- will add to more substituted carbon. This is…

Q: Rank the following three compounds in order of decreasing boiling point. The compound ranked as 1…

A: The boiling point of a liquid isthe temperature at which its vapor pressure is equal to the pressure…

Q: From which monomers can the pol Terylene be produced? Ethane -1,2-diol 2 Terephthalic acid (benzene…

A: Polymers are formed by linkage of monomers. Polymers are prepared from various polymerization…

Q: 0-1. Here is some physical data for the compound trichlorofluoromethane, Ca;F also called freon-1…

A: Mass of compound = 74.5 g Initial temperature = -52.30C Final temperature = 44.9 oC

Q: 10 3 9 2 6 (ppm) 8 7 1 6 01 5 4 1.00 3 0.50 2 3.00

A: The question is based on the concept of organic spectroscopy. We need to identify the compound.

Q: CH3 0=$=0 Ar 18 H HOgt 1506 HOUT Де НО Eq Eq

A: We have to draw the mechanism for the given two reactions.

Q: The following arrows are incorrectly drawn and I drawn them correctly please check if it's right and…

A: In this question, we will give explanation with correct resonances for each wrong resonance…

Q: Create an og (1) highschool-level and (1)  college-level chemistry joke. (do not copy from internet)…

A: Jokes

Q: Activity 5: A pound of potato chips from Hailey's favorite brand costs $4.50. A 10 oz bag of the…

A: A common measurement system allows us to make direct comparison instead of having to know things…

Q: ___RbNO3 +__ BeF2 = __Be(NO3 )2 + __RbF the coefficients are   A. (1,2,1,2)   B. (2,1,1,2)…

A: We have to predict the balance chemical reaction.

Q: Number 5.98 a&b

A: The given reaction is, C14H18N2O5 + 2H2O →C9H11NO2 + C4H7NO4 + CH3OH Given that:  mass of…

Q: calculate the mass of the distillate_______________ and the density of the distillate.  use the…

A: Given,      Mass of the Empty graduate Cylinder = 5.280 grams      Mass of the Cylinder with…

Q: Which of the following compounds has the highest boiling point? tou OH OH OH HO. HO II IV Multiple…

A: Boiling point of alcohols : 1). Alcohols can form hydrogen bonding(a strong intermolecular force).…

Q: Aluminum alloys are the most used metal alloys by weight. Group of answer choices True False

A: Alluminium alloy most importantly is Al-Si . alluminium alloys widely used in engineering structures…

Q: A syringe containing 1.54 mL of oxygen gas is cooled from 96.0°C to 0.9 °C.

A: A syringe containing 1.54mL of oxygen gas is cooled from 96.0° to 0.9°Cwhat is the final volume of…

Q: Mercury analysis results performed on a drinking water sample are given in the table below. Analysis…

A: The average of the given data, x = 54.1+55.5+63.8+54.4+55.8+57.96= 56.9 The value of average with 90…

Q: if [H₂] eq = 2.0 M, [NH3] eq = 0.5 M, and K = 2. N₂(g) + 3 H₂(g) = 2 NH3(g)

A: Here we are required to find the equilibrium concentration of nitrogen for the given reaction.

Q: For each pair of compounds listed, check the box next to the one with the higher boiling point.…

A: The temperature at which the vapor pressure of a liquid becomes equal to the atmospheric pressure is…

Q: Rank the elements or compounds in the table below in decreasing order of their boiling points. That…

A: Boiling point of the compound is depend upon the molecular weight of the compound higher is the…

Q: iii. Given that at a particular temperature the ionic product of water is 1.00 x 10-14 moldm“,…

A: iii) Given: Concentration of sodium hydroxide i.e. NaOH = 0.05 M

Q: + 2

A: The given reaction is Fridel-Craft acylation reaction.

Q: 1. Approximately what is human body temperature on the Celsius temperature scale and on the Kelvin…

A: "As you have asked multiple Qs, i am solving first one for you. If you need help with other Please…

Q: The high reactivity of Fluorine in groupVII (Group 17) K is due to 1. the weaker F-F bond 2. the…

A: The high reactivity of fluorine is due to the weakness of F-F bond, very high oxidizing power of…

Q: For the reaction A + B →→C+D, • Trial 1: [A] = 1.0 M, [B] = 2.0 M, rate = 0.0010 M/s 0.0040 M/s…

A:

Q: 8 85 30 8 75 70 65 8 9 10 11 12 13 14 15 16 17 18 Time/min Use the above Cooling Curve to answer the…

A: A cooling curve is a plot of temperature change Vs time. It represents the change in the state of a…

Q: A puzzle cube has a volume of 187 mL . What is the volume of the cube in in (2.54) in3 187 %D 11.4…

A: We are given a volume of 187 mL and we have to convert this to inch3 or in3. mL is also written as…

Q: Which of the following statements is/are true of a good acid-base indicator. 1. it is a weak acid…

A: An acid base indicator are substance which change colour with ph. They are weak acid or bases…

Q: н н Н — С — С. -0 - H (Choose one) v A н н B со (Choose one) H H Н — С С — Н |(Choose one) v C | H H…

A:

Q: OIf  = a +2x B= d - 2x %3D %3D Evaluate:AB f(x)

A:

Q: Chemistry How do I know what Cyanide means?? QUESTION Write the formula for the compound magnesium…

A: A question based on general chemistry that is to be accomplished.

Q: Need help with #2. (Info in #1 is needed to solve for #2)

A: Note - As you asked about to solve the second question and already mentioned that we can take help…

Q: None

A: Step 1:Scientific notation : The general representation of scientific notation is -a×10bWhere, a is…

Q: 9. You rent a car in Germany with a gas mileage rating of 12.8 km/L. What is its rating in miles per…

A: One unit is converted into another unit by multiplying multiplicative factor

Q: Mg3(PO4)2 (s) Mg2*(aq) + _ PO43- (aq) Mg2* (aq) PO43 (aq) initial change eqm Write Ksn in terms of…

A:

Q: A bucket of water has a volume of 0.473 kL How many dL is this?

A: We have to convert the 0.473 kL to dL by using the unit factor conversions.

Q: Vacuum distillation lowers the boiling point of a high-boiling point liquid because of reduced…

A: Boiling initiates when an applied or the atmospheric pressure is equal to the vapour pressure of the…

Q: Assume that 1 gram of liquid water is at a temperature of 20°C. How many calories (or joules) of…

A: The amount of heat required to increase the temperature of one kilogram of a substance by one degree…

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